/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=56.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-50b6972 [2020-10-06 19:43:42,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-06 19:43:42,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-06 19:43:42,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-06 19:43:42,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-06 19:43:42,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-06 19:43:42,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-06 19:43:42,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-06 19:43:42,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-06 19:43:42,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-06 19:43:42,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-06 19:43:42,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-06 19:43:42,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-06 19:43:42,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-06 19:43:42,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-06 19:43:42,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-06 19:43:42,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-06 19:43:42,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-06 19:43:42,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-06 19:43:42,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-06 19:43:42,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-06 19:43:42,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-06 19:43:42,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-06 19:43:42,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-06 19:43:42,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-06 19:43:42,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-06 19:43:42,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-06 19:43:42,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-06 19:43:42,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-06 19:43:42,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-06 19:43:42,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-06 19:43:42,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-06 19:43:42,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-06 19:43:42,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-06 19:43:42,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-06 19:43:42,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-06 19:43:42,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-06 19:43:42,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-06 19:43:42,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-06 19:43:42,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-06 19:43:42,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-06 19:43:42,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-06 19:43:42,636 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-06 19:43:42,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-06 19:43:42,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-06 19:43:42,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-06 19:43:42,638 INFO L138 SettingsManager]: * Use SBE=true [2020-10-06 19:43:42,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-06 19:43:42,639 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-06 19:43:42,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-06 19:43:42,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-06 19:43:42,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-06 19:43:42,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-06 19:43:42,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-06 19:43:42,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-06 19:43:42,641 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-06 19:43:42,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-06 19:43:42,641 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-06 19:43:42,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-06 19:43:42,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-06 19:43:42,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-06 19:43:42,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-06 19:43:42,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-06 19:43:42,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:43:42,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-06 19:43:42,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-06 19:43:42,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-06 19:43:42,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-06 19:43:42,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-06 19:43:42,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-06 19:43:42,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-06 19:43:42,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-06 19:43:42,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-06 19:43:42,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-06 19:43:42,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-06 19:43:42,938 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-10-06 19:43:42,939 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-10-06 19:43:42,939 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=56.bpl [2020-10-06 19:43:42,940 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/VMCAI2021/generated/example2_N=56.bpl' [2020-10-06 19:43:43,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-06 19:43:43,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-06 19:43:43,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-06 19:43:43,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-06 19:43:43,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-06 19:43:43,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,078 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-06 19:43:43,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-06 19:43:43,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-06 19:43:43,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-06 19:43:43,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... [2020-10-06 19:43:43,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-06 19:43:43,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-06 19:43:43,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-06 19:43:43,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-06 19:43:43,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-06 19:43:43,244 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread29 given in one single declaration [2020-10-06 19:43:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure thread29 [2020-10-06 19:43:43,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread29 [2020-10-06 19:43:43,247 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread28 given in one single declaration [2020-10-06 19:43:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread28 [2020-10-06 19:43:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread28 [2020-10-06 19:43:43,248 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread25 given in one single declaration [2020-10-06 19:43:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure thread25 [2020-10-06 19:43:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure thread25 [2020-10-06 19:43:43,248 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread24 given in one single declaration [2020-10-06 19:43:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure thread24 [2020-10-06 19:43:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure thread24 [2020-10-06 19:43:43,249 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread27 given in one single declaration [2020-10-06 19:43:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure thread27 [2020-10-06 19:43:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure thread27 [2020-10-06 19:43:43,249 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread26 given in one single declaration [2020-10-06 19:43:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread26 [2020-10-06 19:43:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread26 [2020-10-06 19:43:43,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread21 given in one single declaration [2020-10-06 19:43:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure thread21 [2020-10-06 19:43:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thread21 [2020-10-06 19:43:43,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread20 given in one single declaration [2020-10-06 19:43:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread20 [2020-10-06 19:43:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread20 [2020-10-06 19:43:43,258 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread23 given in one single declaration [2020-10-06 19:43:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread23 [2020-10-06 19:43:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread23 [2020-10-06 19:43:43,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread22 given in one single declaration [2020-10-06 19:43:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread22 [2020-10-06 19:43:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread22 [2020-10-06 19:43:43,261 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread39 given in one single declaration [2020-10-06 19:43:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure thread39 [2020-10-06 19:43:43,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thread39 [2020-10-06 19:43:43,262 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2020-10-06 19:43:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-10-06 19:43:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-10-06 19:43:43,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2020-10-06 19:43:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-10-06 19:43:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-10-06 19:43:43,264 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2020-10-06 19:43:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-10-06 19:43:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-10-06 19:43:43,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2020-10-06 19:43:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2020-10-06 19:43:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2020-10-06 19:43:43,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2020-10-06 19:43:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2020-10-06 19:43:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2020-10-06 19:43:43,266 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2020-10-06 19:43:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2020-10-06 19:43:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2020-10-06 19:43:43,267 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration [2020-10-06 19:43:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2020-10-06 19:43:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2020-10-06 19:43:43,267 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration [2020-10-06 19:43:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2020-10-06 19:43:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2020-10-06 19:43:43,268 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread9 given in one single declaration [2020-10-06 19:43:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure thread9 [2020-10-06 19:43:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread9 [2020-10-06 19:43:43,269 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread30 given in one single declaration [2020-10-06 19:43:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread30 [2020-10-06 19:43:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread30 [2020-10-06 19:43:43,270 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread36 given in one single declaration [2020-10-06 19:43:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure thread36 [2020-10-06 19:43:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure thread36 [2020-10-06 19:43:43,271 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread35 given in one single declaration [2020-10-06 19:43:43,271 INFO L130 BoogieDeclarations]: Found specification of procedure thread35 [2020-10-06 19:43:43,271 INFO L138 BoogieDeclarations]: Found implementation of procedure thread35 [2020-10-06 19:43:43,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread38 given in one single declaration [2020-10-06 19:43:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread38 [2020-10-06 19:43:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread38 [2020-10-06 19:43:43,272 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread37 given in one single declaration [2020-10-06 19:43:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread37 [2020-10-06 19:43:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread37 [2020-10-06 19:43:43,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread32 given in one single declaration [2020-10-06 19:43:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure thread32 [2020-10-06 19:43:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure thread32 [2020-10-06 19:43:43,273 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread31 given in one single declaration [2020-10-06 19:43:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread31 [2020-10-06 19:43:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread31 [2020-10-06 19:43:43,274 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread34 given in one single declaration [2020-10-06 19:43:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure thread34 [2020-10-06 19:43:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thread34 [2020-10-06 19:43:43,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread33 given in one single declaration [2020-10-06 19:43:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread33 [2020-10-06 19:43:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread33 [2020-10-06 19:43:43,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread41 given in one single declaration [2020-10-06 19:43:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread41 [2020-10-06 19:43:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread41 [2020-10-06 19:43:43,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread40 given in one single declaration [2020-10-06 19:43:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread40 [2020-10-06 19:43:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread40 [2020-10-06 19:43:43,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread47 given in one single declaration [2020-10-06 19:43:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread47 [2020-10-06 19:43:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread47 [2020-10-06 19:43:43,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread46 given in one single declaration [2020-10-06 19:43:43,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread46 [2020-10-06 19:43:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread46 [2020-10-06 19:43:43,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread49 given in one single declaration [2020-10-06 19:43:43,278 INFO L130 BoogieDeclarations]: Found specification of procedure thread49 [2020-10-06 19:43:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure thread49 [2020-10-06 19:43:43,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread48 given in one single declaration [2020-10-06 19:43:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread48 [2020-10-06 19:43:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread48 [2020-10-06 19:43:43,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread43 given in one single declaration [2020-10-06 19:43:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread43 [2020-10-06 19:43:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure thread43 [2020-10-06 19:43:43,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread42 given in one single declaration [2020-10-06 19:43:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure thread42 [2020-10-06 19:43:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure thread42 [2020-10-06 19:43:43,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread45 given in one single declaration [2020-10-06 19:43:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure thread45 [2020-10-06 19:43:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure thread45 [2020-10-06 19:43:43,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread44 given in one single declaration [2020-10-06 19:43:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread44 [2020-10-06 19:43:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure thread44 [2020-10-06 19:43:43,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread18 given in one single declaration [2020-10-06 19:43:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure thread18 [2020-10-06 19:43:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure thread18 [2020-10-06 19:43:43,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread17 given in one single declaration [2020-10-06 19:43:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread17 [2020-10-06 19:43:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread17 [2020-10-06 19:43:43,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread19 given in one single declaration [2020-10-06 19:43:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread19 [2020-10-06 19:43:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread19 [2020-10-06 19:43:43,287 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread50 given in one single declaration [2020-10-06 19:43:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure thread50 [2020-10-06 19:43:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thread50 [2020-10-06 19:43:43,288 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread52 given in one single declaration [2020-10-06 19:43:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread52 [2020-10-06 19:43:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure thread52 [2020-10-06 19:43:43,289 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread51 given in one single declaration [2020-10-06 19:43:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure thread51 [2020-10-06 19:43:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure thread51 [2020-10-06 19:43:43,290 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread14 given in one single declaration [2020-10-06 19:43:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread14 [2020-10-06 19:43:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread14 [2020-10-06 19:43:43,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread13 given in one single declaration [2020-10-06 19:43:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread13 [2020-10-06 19:43:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread13 [2020-10-06 19:43:43,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-10-06 19:43:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-06 19:43:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-06 19:43:43,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread16 given in one single declaration [2020-10-06 19:43:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread16 [2020-10-06 19:43:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread16 [2020-10-06 19:43:43,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread15 given in one single declaration [2020-10-06 19:43:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure thread15 [2020-10-06 19:43:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thread15 [2020-10-06 19:43:43,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread54 given in one single declaration [2020-10-06 19:43:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread54 [2020-10-06 19:43:43,300 INFO L138 BoogieDeclarations]: Found implementation of procedure thread54 [2020-10-06 19:43:43,300 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread10 given in one single declaration [2020-10-06 19:43:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure thread10 [2020-10-06 19:43:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread10 [2020-10-06 19:43:43,306 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread53 given in one single declaration [2020-10-06 19:43:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread53 [2020-10-06 19:43:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure thread53 [2020-10-06 19:43:43,306 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread56 given in one single declaration [2020-10-06 19:43:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure thread56 [2020-10-06 19:43:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure thread56 [2020-10-06 19:43:43,307 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread12 given in one single declaration [2020-10-06 19:43:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure thread12 [2020-10-06 19:43:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure thread12 [2020-10-06 19:43:43,308 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread55 given in one single declaration [2020-10-06 19:43:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread55 [2020-10-06 19:43:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread55 [2020-10-06 19:43:43,309 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread11 given in one single declaration [2020-10-06 19:43:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread11 [2020-10-06 19:43:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thread11 [2020-10-06 19:43:43,311 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-06 19:43:43,845 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-06 19:43:43,845 INFO L298 CfgBuilder]: Removed 56 assume(true) statements. [2020-10-06 19:43:43,848 INFO L202 PluginConnector]: Adding new model example2_N=56.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:43:43 BoogieIcfgContainer [2020-10-06 19:43:43,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-06 19:43:43,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-06 19:43:43,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-06 19:43:43,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-06 19:43:43,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.10 07:43:43" (1/2) ... [2020-10-06 19:43:43,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e7921e and model type example2_N=56.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 07:43:43, skipping insertion in model container [2020-10-06 19:43:43,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example2_N=56.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 07:43:43" (2/2) ... [2020-10-06 19:43:43,855 INFO L111 eAbstractionObserver]: Analyzing ICFG example2_N=56.bpl [2020-10-06 19:43:43,866 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-06 19:43:43,866 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-06 19:43:43,872 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-06 19:43:43,873 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-06 19:43:45,007 INFO L253 AbstractCegarLoop]: Starting to check reachability of 57 error locations. [2020-10-06 19:43:45,028 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-06 19:43:45,028 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-06 19:43:45,028 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-06 19:43:45,028 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-06 19:43:45,028 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-06 19:43:45,029 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-06 19:43:45,029 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-06 19:43:45,029 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-06 19:43:45,048 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-06 19:43:45,051 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 453 places, 340 transitions, 1128 flow [2020-10-06 19:43:45,053 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 453 places, 340 transitions, 1128 flow [2020-10-06 19:43:45,055 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 453 places, 340 transitions, 1128 flow [2020-10-06 19:43:45,261 INFO L129 PetriNetUnfolder]: 56/284 cut-off events. [2020-10-06 19:43:45,262 INFO L130 PetriNetUnfolder]: For 56/56 co-relation queries the response was YES. [2020-10-06 19:43:45,284 INFO L80 FinitePrefix]: Finished finitePrefix Result has 509 conditions, 284 events. 56/284 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 363 event pairs, 0 based on Foata normal form. 0/227 useless extension candidates. Maximal degree in co-relation 333. Up to 2 conditions per place. [2020-10-06 19:43:45,327 INFO L117 LiptonReduction]: Number of co-enabled transitions 46200 [2020-10-06 19:43:46,780 INFO L132 LiptonReduction]: Checked pairs total: 73315 [2020-10-06 19:43:46,781 INFO L134 LiptonReduction]: Total number of compositions: 2 [2020-10-06 19:43:46,788 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 451 places, 338 transitions, 1124 flow Received shutdown request... [2020-10-06 19:56:55,015 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-06 19:56:55,018 WARN L235 ceAbstractionStarter]: Timeout [2020-10-06 19:56:55,018 INFO L202 PluginConnector]: Adding new model example2_N=56.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.10 07:56:55 BasicIcfg [2020-10-06 19:56:55,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-06 19:56:55,021 INFO L168 Benchmark]: Toolchain (without parser) took 792002.36 ms. Allocated memory was 255.3 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 229.2 MB in the beginning and 2.0 GB in the end (delta: -1.8 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. [2020-10-06 19:56:55,022 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.42 ms. Allocated memory is still 255.3 MB. Free memory is still 231.7 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-06 19:56:55,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.76 ms. Allocated memory is still 255.3 MB. Free memory was 229.2 MB in the beginning and 226.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:55,026 INFO L168 Benchmark]: Boogie Preprocessor took 93.10 ms. Allocated memory is still 255.3 MB. Free memory was 226.7 MB in the beginning and 224.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:55,027 INFO L168 Benchmark]: RCFGBuilder took 675.01 ms. Allocated memory is still 255.3 MB. Free memory was 224.2 MB in the beginning and 176.3 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. [2020-10-06 19:56:55,029 INFO L168 Benchmark]: TraceAbstraction took 791169.10 ms. Allocated memory was 255.3 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 173.7 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. [2020-10-06 19:56:55,044 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.42 ms. Allocated memory is still 255.3 MB. Free memory is still 231.7 MB. There was no memory consumed. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 59.76 ms. Allocated memory is still 255.3 MB. Free memory was 229.2 MB in the beginning and 226.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 93.10 ms. Allocated memory is still 255.3 MB. Free memory was 226.7 MB in the beginning and 224.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 675.01 ms. Allocated memory is still 255.3 MB. Free memory was 224.2 MB in the beginning and 176.3 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 14.2 GB. * TraceAbstraction took 791169.10 ms. Allocated memory was 255.3 MB in the beginning and 9.8 GB in the end (delta: 9.5 GB). Free memory was 173.7 MB in the beginning and 2.0 GB in the end (delta: -1.9 GB). Peak memory consumption was 9.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 14687 VarBasedMoverChecksPositive, 385 VarBasedMoverChecksNegative, 221 SemBasedMoverChecksPositive, 164 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.1s, 14849 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 1.7s, 453 PlacesBefore, 451 PlacesAfterwards, 340 TransitionsBefore, 338 TransitionsAfterwards, 46200 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 73315 MoverChecksTotal - TimeoutResultAtElement [Line: 122]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 122). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 451 places, 338 transitions, 1124 flow. Already constructed 959725 states. Currently 479868 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 57 procedures, 285 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 789.9s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 789.9s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown